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A184669 Number of (n+1)X6 0..3 arrays with no 2X2 subblock summing to less than 6 1

%I #5 Mar 31 2012 12:36:00

%S 2430631,3225439429,3509487618613,4110692224930359,

%T 4705518067315949795,5429971895805945122143,6249280647180715433706216,

%U 7198790025550990326313861165,8290014690133607000371667238201

%N Number of (n+1)X6 0..3 arrays with no 2X2 subblock summing to less than 6

%C Column 5 of A184673

%H R. H. Hardin, <a href="/A184669/b184669.txt">Table of n, a(n) for n = 1..165</a>

%e Some solutions for 3X6

%e ..0..0..2..0..3..0....0..0..2..0..3..1....0..0..2..0..3..1....0..0..2..0..2..3

%e ..3..3..3..1..2..3....3..3..3..1..3..2....3..3..3..1..3..3....3..3..3..1..3..3

%e ..2..1..3..1..2..0....2..0..1..3..3..2....2..1..2..2..1..1....1..2..0..2..0..0

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 19 2011

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Last modified February 26 21:28 EST 2024. Contains 370352 sequences. (Running on oeis4.)